Located in the middle of the Gulf of Thailand, Koh Tao is away from the coast of Chumphon province about 74 kilometers, away from the coast of Surat Thani province about 110 kilometers, and away from Koh Samui about 64 kilometers.
Known as "Paradise Island" of Thailand, Koh Tao is an island of natural beauty and plenty of both shallow and deep coral reefs. The island is famous for its beautiful white sand, as well as clean and quiet beach.
Koh Tao was named after its turtle-like geographic shape. It is a small island that covers an area of about 21 kilometers.
How to get there: You can actually go to Koh Tao by taking a boat leaving from Chumporn province or from Surat Thani province. Check out the boats operated by these two famous companies.
Lomprayah High Speed Ferries http://www.lomprayah.com/
Seatran Discovery http://www.seatrandiscovery.com/
If you come from the south by a ferry, it takes 3 hours from Surat Thani's mainland, 1.5 hours from Koh Samui, 1 hour from Koh Phangan.